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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim:set ts=2 sw=2 sts=2 et cindent: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef MOZILLA_DECODER_BENCHMARK_H
#define MOZILLA_DECODER_BENCHMARK_H
#include "FrameStatistics.h"
#include "mozilla/BenchmarkStorageChild.h"
#include "mozilla/KeyValueStorage.h"
namespace mozilla {
typedef KeyValueStorage::GetPromise BenchmarkScorePromise;
struct DecoderBenchmarkInfo final {
const nsCString mContentType;
const int32_t mWidth;
const int32_t mHeight;
const int32_t mFrameRate;
const uint32_t mBitDepth;
};
class DecoderBenchmark final {
NS_INLINE_DECL_THREADSAFE_REFCOUNTING(DecoderBenchmark)
public:
void Store(const DecoderBenchmarkInfo& aBenchInfo,
RefPtr<FrameStatistics> aStats);
static RefPtr<BenchmarkScorePromise> Get(
const DecoderBenchmarkInfo& aBenchInfo);
/* For the specific decoder, specified by aDecoderName, it compares the
* version number, from a static list of versions, to the version number
* found in the database. If those numbers are different all benchmark
* entries for that decoder are deleted. */
static void CheckVersion(const nsACString& aDecoderName);
private:
void StoreScore(const nsACString& aDecoderName, const nsACString& aKey,
RefPtr<FrameStatistics> aStats);
RefPtr<BenchmarkScorePromise> GetScore(const nsACString& aDecoderName,
const nsACString& aKey);
void Put(const nsACString& aDecoderName, const nsACString& aKey,
int32_t aValue);
RefPtr<BenchmarkScorePromise> Get(const nsACString& aDecoderName,
const nsACString& aKey);
~DecoderBenchmark() = default;
// Keep the last TotalFrames and DroppedFrames from FrameStatistics.
// FrameStatistics keep an ever-increasing counter across the entire video and
// even when there are resolution changes. This code is called whenever there
// is a resolution change and we need to calculate the benchmark since the
// last call.
uint64_t mLastTotalFrames = 0;
uint64_t mLastDroppedFrames = 0;
};
class KeyUtil {
public:
static nsCString CreateKey(const DecoderBenchmarkInfo& aBenchInfo);
private:
static nsCString BitDepthToStr(uint8_t aBitDepth);
static nsCString FindLevel(const uint32_t aLevels[], const size_t length,
uint32_t aValue);
};
} // namespace mozilla
#endif // MOZILLA_DECODER_BENCHMARK_H